remove job to jt allow_simultaneous dependency

* Foreshadowing of what's to come with the task manager. When deciding
on what job to run in our task manager, we can't depend on job template
fields. Otherwise, this would cost us a query.

awx/api/serializers.py

@@ -1953,7 +1953,8 @@ class JobSerializer(UnifiedJobSerializer, JobOptionsSerializer):
         model = Job
         fields = ('*', 'job_template', 'passwords_needed_to_start', 'ask_variables_on_launch',
                   'ask_limit_on_launch', 'ask_tags_on_launch', 'ask_skip_tags_on_launch',
-                  'ask_job_type_on_launch', 'ask_inventory_on_launch', 'ask_credential_on_launch')
+                  'ask_job_type_on_launch', 'ask_inventory_on_launch', 'ask_credential_on_launch',
+                  'allow_simultaneous',)
 
     def get_related(self, obj):
         res = super(JobSerializer, self).get_related(obj)

awx/main/migrations/0037_job_allow_simultaneous.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0036_v310_remove_tower_settings'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='job',
+            name='allow_simultaneous',
+            field=models.BooleanField(default=False),
+        ),
+    ]

awx/main/models/jobs.py

@@ -138,6 +138,9 @@ class JobOptions(BaseModel):
     become_enabled = models.BooleanField(
         default=False,
     )
+    allow_simultaneous = models.BooleanField(
+        default=False,
+    )
 
     extra_vars_dict = VarsDictProperty('extra_vars', True)
 
@@ -236,9 +239,6 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, ResourceMixin):
     read_role = ImplicitRoleField(
         parent_role=['project.organization.auditor_role', 'inventory.organization.auditor_role', 'execute_role', 'admin_role'],
     )
-    allow_simultaneous = models.BooleanField(
-        default=False,
-    )
 
 
     @classmethod
@@ -251,7 +251,7 @@ class JobTemplate(UnifiedJobTemplate, JobOptions, ResourceMixin):
                 'playbook', 'credential', 'cloud_credential', 'network_credential', 'forks', 'schedule',
                 'limit', 'verbosity', 'job_tags', 'extra_vars', 'launch_type',
                 'force_handlers', 'skip_tags', 'start_at_task', 'become_enabled',
-                'labels', 'survey_passwords']
+                'labels', 'survey_passwords', 'allow_simultaneous',]
 
     def resource_validation_data(self):
         '''
@@ -616,7 +616,7 @@ class Job(UnifiedJob, JobOptions, JobNotificationMixin):
             if obj.job_template is not None and obj.inventory is not None:
                 if obj.job_template == self.job_template and \
                    obj.inventory == self.inventory:
-                    if self.job_template.allow_simultaneous:
+                    if self.allow_simultaneous:
                         return False
                     if obj.launch_type == 'callback' and self.launch_type == 'callback' and \
                        obj.limit != self.limit: